harsh, but is there a sense you put yourself inthatenvironmentenoughthat you are on borrowed time. the odds are such that you get hit anywhere, at any time. >> yeah. there vicious people and you care deeply about the world and they put their lives at risk. i got out. within the hour, i decided i had too many close calls. >> quickly. >> within an hour. you have to leave before you lose all your money. >> sebastian, which way is the frontline from here on hbo tomorrow at 8:00. thank you. we are going to make a move to breaking news on the boston medical center. dr. peter burke is talking to the press about the condition of the victims that are being treated there. . >> their lungs are not working and heart is not working and depending on what you bring to the table, that can be different. >> [inaudible]. >> not that i'm aware of. i'm sure it's available. the general process when you remove things from people we send them to the pathologist. that's the process. they will be available, i assume. we are talking about fragments taken out of the victims in this case. >> [inaudible]. . >>

and debris, the kind of things that could have been picked up fromtheenvironmentwhenthe woman went off, jenna. jenna: mike, no arrests yet and we're seeing video from the scene that day, how is security in the city of boston? >> reporter: we are really seeing an increase in security. just behind me there is a armored vehicle parked in front of massachusetts general hospital. we see an increase in the yellowjackets of city police officers who are out there. state troopers increased their numbers in the city of boston by 100 to augment the city police there. they're deployed at every hospital. they're deployed at the statehouse and they're deployed at the metro boston transit authority stops. additional troopers have been sent to the airport, jenna. jenna: more on this as we get it. mike, thank you. jon: we are also following some breaking developments out of capitol hill after a letter sent to the office of senator roger wicker tests positive for the potentially fatal substance ricin. peter doocy is live outside the senate mail facility in hyattsville, maryland where the letter was inte